--- product_id: 48907839 title: "Pack 25 Roofing Felt Lap Vent Stops Loft roof Condensation / Attic Space Ventilation Airflow" brand: "manthorpe" price: "B/.38" currency: PAB in_stock: false url: https://www.desertcart.com.pa/products/48907839-pack-25-roofing-felt-lap-vent-stops-loft-roof-condensation store_origin: PA region: Panama --- # Fits 400-600mm joist spacing 3000mm² airflow per vent Easy slot-in installation Pack 25 Roofing Felt Lap Vent Stops Loft roof Condensation / Attic Space Ventilation Airflow **Brand:** manthorpe **Price:** B/.38 **Availability:** ❌ Out of Stock ## Summary > 💨 Keep your loft fresh and dry—ventilate like a pro! ## Quick Answers - **What is this?** Pack 25 Roofing Felt Lap Vent Stops Loft roof Condensation / Attic Space Ventilation Airflow by manthorpe - **How much does it cost?** B/.38 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.com.pa](https://www.desertcart.com.pa/products/48907839-pack-25-roofing-felt-lap-vent-stops-loft-roof-condensation) ## Best For - manthorpe enthusiasts ## Why This Product - Trusted manthorpe brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Universal Fit:** Compatible with joist openings from 400mm to 600mm - • **Regulation Ready:** Meets building standards for peace of mind - • **Secure & Durable:** 3 felt clips hold firm even on degraded felt - • **Optimal Ventilation:** Delivers 3000mm² airflow to banish roof condensation - • **Effortless Installation:** Slots seamlessly between felt laps for a no-fuss fit ## Overview The Manthorpe Pack of 25 Felt Lap Vent Stops is a must-have for any loft refurbishment, designed to prevent roof condensation by enhancing airflow with 3000mm² ventilation per unit. Easy to install from inside the loft, it fits joist spacings between 400mm and 600mm and stays securely in place with three felt clips, even on worn felt. Compliant with building regulations, this pack is the smart solution to protect your roof space and maintain a healthy home environment. ## Description Felt Lap roof Vents Pack of 25 Prevents roof condensation and moisture drops. Easy to fit just slots between the felt laps. Can be installed from inside of loft. The 3 felt clips secure the product in place even if the felt is degraded of loose. Can be fitted between 400mm joists and 600mm joist openings. Provides 3000mm² air flow per unit. Dimensions: 275mm x 190mm. Meets building regulations. The Manthorpe Felt Lap Vent is a refurbishment product designed to increase the amount of ventilation into existing roof spaces. Usually fitted retrospectively to properties with additional loft insulation recently installed. However the felt lap vent will help to combat the problem of condensation build up in any roof space with a lapped felt / membrane construction. ## Features - Felt Lap Vent Prevents Roof Condensation - Pack of 25 - Easy to fit just slots between the felt laps. - Prevents roof condensation and moisture drops. - Can be installed from inside of loft ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00M996JCI | | Best Sellers Rank | 477,924 in DIY & Tools ( See Top 100 in DIY & Tools ) 380 in Vents | | Brand | Manthorpe | | Customer Reviews | 4.6 4.6 out of 5 stars (350) | | Horsepower | 3.5 | | Item Type Name | Felt Lap Vent | | Manufacturer | Manthorpe | | Model Number | G630 | | Part Number | hsmart-686 | | Power source | Gas Powered | | UPC | 790295513575 | | Unit Count | 1.0 count | ## Product Details - **Brand:** Manthorpe - **Horsepower:** 3.5 - **Manufacturer:** Manthorpe - **Power source:** Gas Powered - **UPC:** 790295513575 - **Unit count:** 1.0 count ## Images ![Pack 25 Roofing Felt Lap Vent Stops Loft roof Condensation / Attic Space Ventilation Airflow - Image 1](https://m.media-amazon.com/images/I/61mMwEm7jQL.jpg) ![Pack 25 Roofing Felt Lap Vent Stops Loft roof Condensation / Attic Space Ventilation Airflow - Image 2](https://m.media-amazon.com/images/I/41H8SLjdKjL.jpg) ![Pack 25 Roofing Felt Lap Vent Stops Loft roof Condensation / Attic Space Ventilation Airflow - Image 3](https://m.media-amazon.com/images/I/41w-c1w7WAL.jpg) ![Pack 25 Roofing Felt Lap Vent Stops Loft roof Condensation / Attic Space Ventilation Airflow - Image 4](https://m.media-amazon.com/images/I/41QuRleHWrL.jpg) ![Pack 25 Roofing Felt Lap Vent Stops Loft roof Condensation / Attic Space Ventilation Airflow - Image 5](https://m.media-amazon.com/images/I/41ZVl-pANAL.jpg) ## Frequently Bought Together - Pack 25 Roofing Felt Lap Vent Stops Loft roof Condensation / Attic Space Ventilation Airflow - 12 x Felt Lap Vents, Loft Vents for Condensation, Roof Ventilation Lap Vents, Felt Lap Vents Prevents Loft Roof Condensation, Keep Attic Space Ventilation Airflow - 10 Pack of Thermahood TH 001 - Covers for Downlighter Ceiling Lights and Spotlights - Aids Energy Efficiency --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.com.pa/products/48907839-pack-25-roofing-felt-lap-vent-stops-loft-roof-condensation](https://www.desertcart.com.pa/products/48907839-pack-25-roofing-felt-lap-vent-stops-loft-roof-condensation) --- *Product available on Desertcart Panama* *Store origin: PA* *Last updated: 2026-11-08*